:root {
  --bg: #071014;
  --panel: #0e1a20;
  --panel-2: #13232b;
  --ink: #eef7fa;
  --muted: #9ab0b8;
  --line: rgba(188, 218, 226, 0.18);
  --cyan: #39c5d7;
  --teal: #20b486;
  --amber: #e5a72f;
  --red: #d94747;
  --shadow: 0 24px 80px rgba(0, 0, 0, 0.32);
  --max: 1520px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: Inter, system-ui, sans-serif;
  letter-spacing: 0;
}

a {
  color: inherit;
  text-decoration: none;
}

.site-header {
  align-items: center;
  backdrop-filter: blur(18px);
  background: rgba(7, 16, 20, 0.76);
  border-bottom: 1px solid var(--line);
  display: flex;
  gap: 24px;
  justify-content: space-between;
  left: 0;
  padding: 14px clamp(18px, 4vw, 56px);
  position: fixed;
  right: 0;
  top: 0;
  transition: box-shadow 180ms ease, background 180ms ease;
  z-index: 20;
}

.site-header[data-elevated="true"] {
  background: rgba(7, 16, 20, 0.94);
  box-shadow: 0 16px 40px rgba(0, 0, 0, 0.28);
}

.brand {
  align-items: center;
  display: flex;
  gap: 12px;
  min-width: 205px;
}

.brand-mark {
  align-items: center;
  background: linear-gradient(135deg, var(--cyan), var(--teal));
  border-radius: 6px;
  color: #031014;
  display: inline-flex;
  font-family: "JetBrains Mono", monospace;
  font-weight: 800;
  height: 42px;
  justify-content: center;
  width: 42px;
}

.brand strong,
.brand small {
  display: block;
}

.brand strong {
  font-size: 14px;
}

.brand small {
  color: var(--muted);
  font-size: 11px;
  margin-top: 2px;
}

.nav {
  display: flex;
  gap: 6px;
}

.nav a {
  border-radius: 6px;
  color: #cce0e5;
  font-size: 13px;
  font-weight: 600;
  padding: 10px 12px;
}

.nav a:hover {
  background: rgba(255, 255, 255, 0.07);
}

.header-action,
.button {
  align-items: center;
  border: 1px solid var(--line);
  border-radius: 6px;
  display: inline-flex;
  font-size: 13px;
  font-weight: 800;
  justify-content: center;
  min-height: 42px;
  padding: 0 16px;
}

.header-action,
.button.primary {
  background: var(--cyan);
  border-color: transparent;
  color: #031014;
}

.button.secondary {
  background: rgba(255, 255, 255, 0.08);
  color: var(--ink);
}

.hero {
  min-height: 94vh;
  overflow: hidden;
  position: relative;
}

.hero-media {
  height: 100%;
  inset: 0;
  object-fit: cover;
  object-position: center;
  position: absolute;
  width: 100%;
}

.hero-scrim {
  background:
    linear-gradient(90deg, rgba(7, 16, 20, 0.98) 0%, rgba(7, 16, 20, 0.76) 38%, rgba(7, 16, 20, 0.2) 78%),
    linear-gradient(180deg, rgba(7, 16, 20, 0.15), var(--bg));
  inset: 0;
  position: absolute;
}

.hero-content {
  max-width: 760px;
  padding: 180px clamp(20px, 5vw, 72px) 96px;
  position: relative;
  z-index: 1;
}

.eyebrow {
  color: var(--cyan);
  font-family: "JetBrains Mono", monospace;
  font-size: 12px;
  font-weight: 800;
  margin: 0 0 14px;
  text-transform: uppercase;
}

h1,
h2,
h3,
p {
  margin-top: 0;
}

h1 {
  font-size: clamp(44px, 7vw, 82px);
  line-height: 0.96;
  margin-bottom: 24px;
  max-width: 900px;
}

h2 {
  font-size: clamp(30px, 4vw, 54px);
  line-height: 1.02;
  margin-bottom: 0;
}

h3 {
  font-size: 18px;
  margin-bottom: 10px;
}

.hero-copy {
  color: #c7d8dd;
  font-size: clamp(17px, 2vw, 21px);
  line-height: 1.62;
  max-width: 690px;
}

.hero-actions,
.contact-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 28px;
}

.hero-metrics {
  border: 1px solid var(--line);
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  margin: 46px 0 0;
  max-width: 780px;
}

.hero-metrics div {
  background: rgba(11, 28, 35, 0.76);
  border-right: 1px solid var(--line);
  padding: 18px;
}

.hero-metrics div:last-child {
  border-right: 0;
}

.hero-metrics dt {
  color: var(--muted);
  font-size: 12px;
  font-weight: 800;
  text-transform: uppercase;
}

.hero-metrics dd {
  font-size: 15px;
  font-weight: 800;
  margin: 8px 0 0;
}

.section {
  margin: 0 auto;
  max-width: var(--max);
  padding: 96px clamp(20px, 5vw, 72px);
}

.section-rail {
  background: rgba(7, 16, 20, 0.82);
  border: 1px solid var(--line);
  border-radius: 8px;
  bottom: 28px;
  box-shadow: var(--shadow);
  display: grid;
  gap: 2px;
  left: 24px;
  padding: 8px;
  position: fixed;
  width: 224px;
  z-index: 18;
}

.section-rail a {
  border-radius: 6px;
  color: #c7d8dd;
  font-size: 12px;
  font-weight: 800;
  padding: 10px;
}

.section-rail a:hover {
  background: rgba(255, 255, 255, 0.07);
  color: var(--ink);
}

.section-rail a.is-active {
  background: rgba(57, 197, 215, 0.14);
  color: var(--ink);
}

.section-rail span {
  color: var(--amber);
  font-family: "JetBrains Mono", monospace;
  margin-right: 8px;
}

.section-heading {
  display: grid;
  gap: 18px;
  grid-template-columns: minmax(0, 0.45fr) minmax(0, 1fr);
  margin-bottom: 34px;
}

.intro-section {
  max-width: none;
  border-bottom: 1px solid var(--line);
  border-top: 1px solid var(--line);
  background: #09151a;
}

.intro-section > * {
  margin-left: auto;
  margin-right: auto;
  max-width: var(--max);
}

.intro-grid {
  color: #c7d8dd;
  display: grid;
  font-size: 18px;
  gap: 28px;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  line-height: 1.7;
}

.capability-grid,
.repo-grid {
  display: grid;
  gap: 16px;
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.capability-card,
.repo-card,
.proof-card,
.tech-column,
.ops-panel {
  background: linear-gradient(180deg, rgba(19, 35, 43, 0.94), rgba(10, 22, 28, 0.94));
  border: 1px solid var(--line);
  border-radius: 8px;
  box-shadow: var(--shadow);
}

.operating-section {
  background:
    radial-gradient(circle at 80% 10%, rgba(32, 180, 134, 0.18), transparent 30%),
    radial-gradient(circle at 20% 40%, rgba(57, 197, 215, 0.12), transparent 34%);
}

.ops-grid {
  display: grid;
  gap: 16px;
  grid-template-columns: 1.4fr repeat(3, minmax(0, 1fr));
}

.ops-panel {
  min-height: 258px;
  padding: 24px;
}

.ops-panel.primary-panel {
  background:
    linear-gradient(135deg, rgba(57, 197, 215, 0.2), rgba(19, 35, 43, 0.96)),
    var(--panel);
}

.panel-topline {
  align-items: center;
  color: var(--amber);
  display: flex;
  font-family: "JetBrains Mono", monospace;
  font-size: 12px;
  font-weight: 800;
  gap: 12px;
  margin-bottom: 34px;
  text-transform: uppercase;
}

.ops-panel p {
  color: var(--muted);
  line-height: 1.62;
}

.signal {
  border-radius: 999px;
  display: block;
  height: 12px;
  margin-bottom: 42px;
  width: 12px;
}

.signal.success {
  background: var(--teal);
}

.signal.warning {
  background: var(--amber);
}

.signal.info {
  background: var(--cyan);
}

.capability-card {
  min-height: 248px;
  padding: 24px;
}

.capability-card .icon {
  color: var(--amber);
  display: block;
  font-family: "JetBrains Mono", monospace;
  font-size: 13px;
  font-weight: 800;
  margin-bottom: 34px;
}

.capability-card p,
.timeline-item p,
.repo-card p {
  color: var(--muted);
  line-height: 1.62;
}

.split-section {
  max-width: none;
  background: #0a151a;
}

.split-section > * {
  margin-left: auto;
  margin-right: auto;
  max-width: var(--max);
}

.architecture-section {
  max-width: none;
  padding-bottom: 0;
  padding-top: 0;
}

.architecture-shell {
  background: #d7f7fb;
  color: #031014;
  display: grid;
  gap: 40px;
  grid-template-columns: minmax(0, 0.75fr) minmax(0, 1.25fr);
  margin: 0 auto;
  max-width: none;
  padding: 72px clamp(20px, 5vw, 72px);
}

.architecture-shell > div {
  max-width: var(--max);
}

.architecture-shell .eyebrow {
  color: #0f766e;
}

.architecture-shell p {
  color: #31535b;
  font-size: 17px;
  line-height: 1.68;
}

.flow-board {
  display: grid;
  gap: 10px;
}

.flow-lane {
  align-items: center;
  background: rgba(3, 16, 20, 0.06);
  border: 1px solid rgba(3, 16, 20, 0.14);
  border-radius: 8px;
  display: grid;
  gap: 12px;
  grid-template-columns: 120px minmax(0, 1fr);
  min-height: 74px;
  padding: 18px;
}

.flow-lane span {
  color: #0f766e;
  font-family: "JetBrains Mono", monospace;
  font-size: 12px;
  font-weight: 800;
  text-transform: uppercase;
}

.timeline {
  border-left: 1px solid var(--line);
  display: grid;
  gap: 18px;
  margin-left: 8px;
  padding-left: 24px;
}

.timeline-item {
  background: rgba(255, 255, 255, 0.035);
  border: 1px solid var(--line);
  border-radius: 8px;
  display: grid;
  gap: 18px;
  grid-template-columns: 160px minmax(0, 1fr);
  padding: 24px;
  position: relative;
}

.timeline-item::before {
  background: var(--cyan);
  border-radius: 999px;
  content: "";
  height: 11px;
  left: -31px;
  position: absolute;
  top: 30px;
  width: 11px;
}

.timeline-date,
.company {
  color: var(--amber);
  font-family: "JetBrains Mono", monospace;
  font-size: 13px;
  font-weight: 800;
}

.technology-section {
  max-width: none;
  background:
    linear-gradient(rgba(57, 197, 215, 0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(57, 197, 215, 0.04) 1px, transparent 1px),
    #071014;
  background-size: 42px 42px;
}

.technology-section > * {
  margin-left: auto;
  margin-right: auto;
  max-width: var(--max);
}

.tech-board {
  display: grid;
  gap: 16px;
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.tech-column {
  padding: 22px;
}

.chips {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.chips span,
.repo-tag {
  background: rgba(57, 197, 215, 0.1);
  border: 1px solid rgba(57, 197, 215, 0.24);
  border-radius: 999px;
  color: #d7f7fb;
  font-size: 12px;
  font-weight: 700;
  padding: 8px 10px;
}

.repo-toolbar {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-bottom: 22px;
}

.repo-summary {
  display: grid;
  gap: 16px;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  margin-bottom: 22px;
}

.repo-summary div {
  background: rgba(255, 255, 255, 0.045);
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 22px;
}

.repo-summary span {
  color: var(--cyan);
  display: block;
  font-family: "JetBrains Mono", monospace;
  font-size: 34px;
  font-weight: 800;
}

.repo-summary p {
  color: var(--muted);
  font-size: 13px;
  font-weight: 800;
  margin: 6px 0 0;
  text-transform: uppercase;
}

.filter {
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid var(--line);
  border-radius: 6px;
  color: var(--ink);
  cursor: pointer;
  font: 800 13px Inter, sans-serif;
  min-height: 40px;
  padding: 0 14px;
}

.filter.is-active {
  background: var(--cyan);
  color: #031014;
}

.filter:focus-visible,
.button:focus-visible,
.nav a:focus-visible,
.section-rail a:focus-visible {
  outline: 3px solid rgba(229, 167, 47, 0.75);
  outline-offset: 2px;
}

.repo-card {
  display: flex;
  flex-direction: column;
  min-height: 242px;
  padding: 22px;
}

.repo-card h3 {
  font-family: "JetBrains Mono", monospace;
  font-size: 17px;
}

.repo-card .repo-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: auto;
  padding-top: 16px;
}

.repo-card a {
  color: var(--cyan);
  font-weight: 800;
  margin-top: 14px;
}

.proof-section {
  max-width: none;
  background: #0a151a;
}

.proof-section > * {
  margin-left: auto;
  margin-right: auto;
  max-width: var(--max);
}

.proof-card {
  padding: clamp(24px, 5vw, 48px);
}

.proof-list {
  display: grid;
  gap: 10px;
  margin-top: 28px;
}

.proof-list span {
  border-top: 1px solid var(--line);
  color: #d3e5e9;
  font-weight: 700;
  padding-top: 14px;
}

.contact-section {
  align-items: center;
  background: #d7f7fb;
  color: #031014;
  display: flex;
  gap: 30px;
  justify-content: space-between;
  padding: 72px clamp(20px, 5vw, 72px);
}

.contact-section .eyebrow {
  color: #0f766e;
}

.contact-section .button.secondary {
  border-color: rgba(3, 16, 20, 0.2);
  color: #031014;
}

.site-footer {
  align-items: center;
  color: var(--muted);
  display: flex;
  font-size: 13px;
  justify-content: space-between;
  padding: 24px clamp(20px, 5vw, 72px);
}

@media (max-width: 980px) {
  .nav {
    display: none;
  }

  .section-rail {
    display: none;
  }

  .section-heading,
  .intro-grid,
  .capability-grid,
  .repo-grid,
  .tech-board,
  .ops-grid,
  .architecture-shell,
  .repo-summary {
    grid-template-columns: 1fr;
  }

  .flow-lane {
    grid-template-columns: 1fr;
  }

  .hero-metrics,
  .timeline-item {
    grid-template-columns: 1fr;
  }

  .hero-metrics div {
    border-bottom: 1px solid var(--line);
    border-right: 0;
  }

  .hero-metrics div:last-child {
    border-bottom: 0;
  }

  .contact-section,
  .site-footer {
    align-items: flex-start;
    flex-direction: column;
  }
}

@media (max-width: 620px) {
  .site-header {
    align-items: flex-start;
    flex-direction: column;
    gap: 12px;
    position: absolute;
  }

  .header-action {
    width: 100%;
  }

  .hero-content {
    padding-top: 210px;
  }

  .section {
    padding-bottom: 68px;
    padding-top: 68px;
  }
}